21630894

素因数分解:

$2^1\times 3^1\times {\mathrm{127}}^1\times {\mathrm{28387}}^1$

素因数の和:28519

約数の個数: 16

約数和(自身を含む): 43603968

約数和(自身を除く): 21973074

約数列:

[1, 2, 3, 6, 127, 254, 381, 762, 28387, 56774, 85161, 170322, 3605149, 7210298, 10815447, 21630894]

約数ペア:

[(1, 21630894), (2, 10815447), (3, 7210298), (6, 3605149), (127, 170322), (254, 85161), (381, 56774), (762, 28387)]